<template>
	<t-form size='small'>
    <t-radio-group v-model="radioValue">
		<t-form-item layout="inline">
			<t-radio :value="1" label="周，允许的通配符[, - * ? / L #]">
			</t-radio>
		</t-form-item>

		<t-form-item layout="inline">
			<t-radio :value="2" label="不指定">
			</t-radio>
		</t-form-item>

		<t-form-item layout="inline">
			<t-radio :value="3" label="周期从星期">
			</t-radio>
      <t-select style="width: 240px;" clearable v-model="cycle01">
        <t-option
          v-for="(item,index) of weekList"
          :key="index"
          :label="item.value"
          :value="item.key"
          :disabled="item.key === 1"
        >{{item.value}}</t-option>
      </t-select>
      -
      <t-select style="width: 240px;" clearable v-model="cycle02">
        <t-option
          v-for="(item,index) of weekList"
          :key="index"
          :label="item.value"
          :value="item.key"
          :disabled="item.key < cycle01 && item.key !== 1"
        >{{item.value}}</t-option>
      </t-select>
		</t-form-item>

		<t-form-item layout="inline">
			<t-radio :value="4" label="第">
			</t-radio>
      <t-input-number :allowInputOverLimit="false" v-model='average01' :min="1" :max="4" /> 周的星期
      <t-select style="width: 240px;" clearable v-model="average02">
        <t-option v-for="(item,index) of weekList" :key="index" :label="item.value" :value="item.key">{{item.value}}</t-option>
      </t-select>
		</t-form-item>

		<t-form-item layout="inline">
			<t-radio :value="5" label="本月最后一个星期">
			</t-radio>
      <t-select style="width: 240px;" clearable v-model="weekday">
        <t-option v-for="(item,index) of weekList" :key="index" :label="item.value" :value="item.key">{{item.value}}</t-option>
      </t-select>
		</t-form-item>

		<t-form-item layout="inline">
			<t-radio :value="6" label="指定">
			</t-radio>
      <t-select style="width: 240px;" clearable v-model="checkboxList" placeholder="可多选" multiple >
        <t-option v-for="(item,index) of weekList" :key="index" :label="item.value" :value="item.key.toString()">{{item.value}}</t-option>
      </t-select>
		</t-form-item>
    </t-radio-group>
	</t-form>
</template>

<script>
export default {
  name: 'crontab-week',
  props: ['check', 'cron'],
  data() {
    return {
      radioValue: 2,
      weekday: 2,
      cycle01: 2,
      cycle02: 3,
      average01: 1,
      average02: 2,
      checkboxList: [],
      weekList: [
        {
          key: 2,
          value: '星期一'
        },
        {
          key: 3,
          value: '星期二'
        },
        {
          key: 4,
          value: '星期三'
        },
        {
          key: 5,
          value: '星期四'
        },
        {
          key: 6,
          value: '星期五'
        },
        {
          key: 7,
          value: '星期六'
        },
        {
          key: 1,
          value: '星期日'
        }
      ],
      checkNum: this.$options.propsData.check
    }
  },
  computed: {
    // 计算两个周期值
    cycleTotal () {
      this.cycle01 = this.checkNum(this.cycle01, 1, 7)
      this.cycle02 = this.checkNum(this.cycle02, 1, 7)
      return `${this.cycle01  }-${  this.cycle02}`;
    },
    // 计算平均用到的值
    averageTotal () {
      this.average01 = this.checkNum(this.average01, 1, 4)
      this.average02 = this.checkNum(this.average02, 1, 7)
      return `${this.average02  }#${  this.average01}`;
    },
    // 最近的工作日（格式）
    weekdayCheck () {
      this.weekday = this.checkNum(this.weekday, 1, 7)
      return this.weekday;
    },
    // 计算勾选的checkbox值合集
    checkboxString () {
      const str = this.checkboxList.join();
      return str === '' ? '*' : str;
    }
  },
  watch: {
    'radioValue': 'radioChange',
    'cycleTotal': 'cycleChange',
    'averageTotal': 'averageChange',
    'weekdayCheck': 'weekdayChange',
    'checkboxString': 'checkboxChange',
  },
  methods: {
    // 单选按钮值变化时
    radioChange() {
      if (this.radioValue !== 2 && this.cron.day !== '?') {
        this.$emit('update', 'day', '?', 'week');
      }
      switch (this.radioValue) {
      case 1:
        this.$emit('update', 'week', '*');
        break;
      case 2:
        this.$emit('update', 'week', '?');
        break;
      case 3:
        this.$emit('update', 'week', this.cycleTotal);
        break;
      case 4:
        this.$emit('update', 'week', this.averageTotal);
        break;
      case 5:
        this.$emit('update', 'week', `${this.weekdayCheck  }L`);
        break;
      case 6:
        this.$emit('update', 'week', this.checkboxString);
        break;
      default:
        break;
      }
    },

    // 周期两个值变化时
    cycleChange() {
      if (this.radioValue === 3) {
        this.$emit('update', 'week', this.cycleTotal);
      }
    },
    // 平均两个值变化时
    averageChange() {
      if (this.radioValue === 4) {
        this.$emit('update', 'week', this.averageTotal);
      }
    },
    // 最近工作日值变化时
    weekdayChange() {
      if (this.radioValue === 5) {
        this.$emit('update', 'week', `${this.weekday  }L`);
      }
    },
    // checkbox值变化时
    checkboxChange() {
      if (this.radioValue === 6) {
        this.$emit('update', 'week', this.checkboxString);
      }
    },
  }
}
</script>
<style scoped lang="less">
.t-radio-group .t-radio{
  margin-right: 5px;
}
.t-radio-group.t-radio-group__outline{
  flex-direction: column;
  align-items: flex-start;
}
</style>
